Max Munk
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Max Michael Munk was a German aerospace engineer who worked for the National Advisory Committee for Aeronautics in the 1920s and made contributions to the design of airfoils.
Max M. Munk, chief of aerodynamics, in his office at Langley, 1926
Swept wing
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A swept wing is a wing angled either backward or occasionally forward from its root rather than perpendicular to the fuselage.
The Sukhoi Su-47 being followed by two Su-27s. The Su-47 uses a forward wing sweep, while the Su-27s sport a more conventional backward-swept design.
A straight-winged North American FJ-1 flying next to a swept-wing FJ-2 in 1952.
LET L-13 two-seat glider showing forward swept wing
Grumman X-29 experimental aircraft, an extreme example of a forward swept wing